01: package org.drools.ruleflow.instance;
02:
03: /*
04: * Copyright 2005 JBoss Inc
05: *
06: * Licensed under the Apache License, Version 2.0 (the "License");
07: * you may not use this file except in compliance with the License.
08: * You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing, software
13: * distributed under the License is distributed on an "AS IS" BASIS,
14: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15: * See the License for the specific language governing permissions and
16: * limitations under the License.
17: */
18:
19: /**
20: * Represents a node instance in a RuleFlow. This is the runtime counterpart
21: * of a node, containing all runtime state. Node instance classes also
22: * contain the logic on what to do when it is being triggered (start
23: * executing) or completed (end of execution).
24: *
25: * @author <a href="mailto:kris_verlaenen@hotmail.com">Kris Verlaenen</a>
26: */
27: public interface RuleFlowNodeInstance {
28:
29: void setId(long id);
30:
31: long getId();
32:
33: void setNodeId(long nodeId);
34:
35: long getNodeId();
36:
37: void setProcessInstance(RuleFlowProcessInstance processInstance);
38:
39: RuleFlowProcessInstance getProcessInstance();
40:
41: void trigger(RuleFlowNodeInstance from);
42:
43: void cancel();
44:
45: }
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